Question

if you buy a pen of Rs 100 and a book of Rs 100 which will you prefer the more​

Answer 1

anaswer:

i prefer more pen

Explanation:

Answer 2

Answer:-

Let the cost of a pen and a pencil be x and y respectively.

4x+4y=100

x+y=25 ...(1)

3x=y+15

3x−y=15 ...(2)

Adding (1) and (2), we get

4x=40

x=10

Substitute x=10 in equation (1) to get y=15.

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